Figure 68: Selecting Input Feed On The Ac Power Supply Module; Table 56: Dip Switch Positions On The Ac Psm - Juniper MX2020 Hardware Manual

MX2020 3D Universal Edge Router Hardware Guide
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Table 56: DIP Switch Positions on the AC PSM

Left Switch Position
Off
On
Off
On

Figure 68: Selecting Input Feed on the AC Power Supply Module

PWR OK FAULT
INP0 INP1
INPUT S EXPEC TED
ON
ON
1 0 1
0
INP0
NONE
ON ON
0 1 0 1
BOTH
INP1
MX2020 AC Power Supply Module LEDs on page 93
MX2020 AC Power Cord Specifications on page 154
Installing the MX2020 Air Filter on page 296
Removing the MX2020 Air Filter on page 431
Right Switch Position
Off
Off
On
On
ON
0 1
INPUTS EXPECTED
ON ON
0 1 0 1
NONE INP0
ON ON
0 1 0 1
INP1 BOTH
Input Source
None
Input 0 ( INP0 )
Input 1 ( INP1 )
Both Input 0 and Input 1
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